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アウトプットすべく己を導くためのブログ。その試行錯誤すらたれ流す。

nvflashをインストールするも実行エラー USB device not found(acer Aspire S7 series MS2364)

 dynabook az/05m AC100 の再利用までの道のりは長そうだ。

前回

 nvflashはx86, x64などのCPUアーキテクチャ用バイナリしか配布されていない。ラズパイなどのARMは対象外だった。

ダウンロード

展開

 ZIPを展開する。x64ディレクトリにあるnvflashを使う。

実行

 実行権限を与える。

chmod +x nvflash
./nvflash

ヘルプ

ヘルプ

NVIDIA Firmware Update Utility (Version 5.692.0)
Copyright (C) 1993-2021, NVIDIA Corporation. All rights reserved.


-- Primary Commands --
Update VBIOS firmware:           nvflash [options] <filename>
Save VBIOS firmware to file:     nvflash [options] --save <filename>
Display firmware bytes:          nvflash [options] --display [bytes]
Change the start address:        nvflash [options] --offset [start]
Display firmware bytes in ASCII: nvflash [options] --string
Check for supported EEPROM:      nvflash [options] --check
Display VBIOS version:           nvflash [options] --version [<filename>]
List adapters:                   nvflash [options] --list
Compare adapter firmware:        nvflash [options] --compare <filename>
Verify adapter firmware:         nvflash [options] --verify <filename>
Verify adapter IFR firmware:     nvflash [options] --verify --ifronly <filename>
Display GPU ECID/PDI:            nvflash [options] --ecid
Display License information:     nvflash [options] --licinfo <filename>
Generate a License Request File: nvflash [options] --licreq <filename>,<reqType>
Provide a HULK license file:     nvflash [options] --license <filename>
List out all the PCI devices:    nvflash [options] --lspci
Access PCI Configure register:   nvflash [options] --setpci
Display tool building information:nvflash [options] --buildinfo
Display GMAC MCU version:        nvflash [options] --querygmac
Update GMAC MCU firmware:        nvflash [options] --proggmac <filename>.rom
Save GMAC MCU firmware to file:  nvflash [options] --savegmac <filename>.rom
List GMAC MCUs:                  nvflash [options] --listgmac
Write protect EEPROM:            nvflash [options] --protecton
Remove write protect:            nvflash [options] --protectoff

Press 'Enter' to continue, or 'Q' to quit.

Update Inforom firmware:         nvflash [options] --flashinforom <filename>.ifr
Save Inforom firmware to file:   nvflash [options] --save <filename>.ifr
Backup InfoROM to embedded IB:   nvflash [options] --backupinforom
Restore InfoROM from embedded IB:nvflash [options] --recoverinforom
Read Inforom OBD info to file:   nvflash [options] --rdobd <filename>
Read Inforom OEM info to file:   nvflash [options] --rdoem <filename>
Update Inforom OEM info:         nvflash [options] --wroem <filename>
Read uGPU license file to file:  nvflash [options] --rdulf <filename>
Update uGPU license file to IR:  nvflash [options] --wrulf <filename>
Display help screen for LIC OP:  nvflash [options] --lichelp
Read HULK license file to file:  nvflash [options] --rdhlk <filename>
Update HULK license file to IR:  nvflash [options] --wrhlk <filename>
Flash a license file:            nvflash [options] --licflash <filename>
Read UPR object to file:         nvflash [options] --rdupr <filename>
Flash a UPR file:                nvflash [options] --wrupr <compute|graphics>.upr
List the GPU mode:               nvflash [options] --listgpumodes
Set the GPU mode to graphics:    nvflash [options] --gpumode graphics
Set the GPU mode to compute:     nvflash [options] --gpumode compute
Add a power policy entry:        nvflash [options] --addpp TGP limitRated 250000
Delete a power policy:           nvflash [options] --delpp TGP limitRated
List all current power policies: nvflash [options] --listpp
Add a TGP app profile entry:     nvflash [options] --addtgpapp SGEMM 60000 15000 900 500
Delete an app profile:           nvflash [options] --delapp SGEMM
List all app profiles:           nvflash [options] --listapp

Press 'Enter' to continue, or 'Q' to quit.

List GPU LED Lighting MCUs:                    nvflash [options] --listgpuled
Display GPU LED Lighting MCU firmware version: nvflash [options] --querygpuled
Flash GPU LED Lighting MCU firmware:          nvflash [options] --proggpuled <filename>.rom
Save GPU LED Lighting MCU firmware to file:    nvflash [options] --savegpuled <filename>.rom
Read CIE data from GPU LED Lighting MCU and save to file: nvflash [options] --rdciegpuled <filename>.csv
Write CIE data to GPU LED Lighting MCU:        nvflash [options] --wrciegpuled <filename>.csv
Calibrate GPU LED clock tick:nvflash [options] --calibrategpuled <millisecond>
List bridge LED Lighting MCUs:                 nvflash [options] --listbridgeled
Display bridge LED Lighting MCU firmware version: nvflash [options] --querybridgeled
Flash bridge LED Lighting MCU firmware:       nvflash [options] --progbridgeled <filename>.rom
Save bridge LED Lighting MCU firmware to file: nvflash [options] --savebridgeled <filename>.rom
Write persistent-RGB color to bridge board:   nvflash [options] --wrpersrgb <R1>:<G1>:<B1>:<R2>:<G2>:<B2>
Read CIE data from bridge LED Lighting MCU and save to file: nvflash [options] --rdciebridgeled <filename>.csv
Write CIE data to bridge LED Lighting MCU:     nvflash [options] --wrciebridgeled <filename>.csv
Calibrate bridge LED clock tick: nvflash [options] --calibratebridgeled <millisecond>
Read bridge ID ROM data from bridge board and save to file: nvflash [options] --rdbridgeid <filename>.rom
Write bridge ID ROM data to bridge board:     nvflash [options] --wrbridgeid <filename>.rom
Press 'Enter' to continue, or 'Q' to quit.


-- Commands and Options -- 
help                   ? [pp|app]                                                                      Display help screen. pp for additional
                                                                                                       help on power policies descriptions.
                                                                                                       app for additional help on app profile
                                                                                                       descriptions.
save                   b <filename>                                                                    Read EEPROM and save to <filename>.
compare                k <filename>                                                                    Read EEPROM full content and compare with <filename>.
verify                 h <filename>                                                                    Verify <filename> matches EEPROM if flashed.
version                v <filename>                                                                    Display firmware version information
                                                                                                       (if no filename, acts on display adapter).
check                  c                                                                               Check for supported EEPROM.
list                   a                                                                               List all NVIDIA display adapters found in
                                                                                                       the system.
protecton              w                                                                               Write protect EEPROM (only on some EEPROM's)
protectoff             r                                                                               Remove EEPROM write protect (only on some
                                                                                                       EEPROM's).
                                                                                                       
protectmain                                                                                            Write protect the main firmware segment of the EEPROM.
protectlock                                                                                            Set status register protect and status register lock.
protectinfo                                                                                            Display the block protection status.
license                  <license file>                                                                Provide a license file for updating VBIOS.
Press 'Enter' to continue, or 'Q' to quit.

licinfo                                                                                                Display license file content. license file
                                                                                                       is provided by --license option.
                                                                                                       
ecid                                                                                                   Display GPU ECID/PDI.
licreq                   <file>,<reqType>                                                              Generate a License Request File by
                                                                                                       specifying <reqType> to submit to Nvidia.
                                                                                                       
lspci                                                                                                  List all the PCI devices in the system.
setpci                   <R.W>[=D[:M]]                                                                 Read/Write PCI Config register.
    Format is: <REG.WIDTH>[=DATA[:MASK]]
    Read  operation: <REG.WIDTH>
    Write operation: <REG.WIDTH>=DATA[:MASK]
                                                                                                       
progfwovercec            <type> <filename> [flag1 flag2]                                               Flash firmware <filename> over CEC
  <type>  : "gmac", "rtu", "bmc" or "gpu"
  [flag]  : "reset" or "offpreservecfg"
   - reset : Optional flag to request CEC
             perform a reset when finished.
   - offpreservecfg : No config preservation.
querycec                 <filename>                                                                    Display crypto device information
attestcec                [filename] [csv],                                                             Request FW attestation to CEC 
                                                                                                       and save the response data to [filename],
                                                                                                       and verify the fields in [csv].
listcec                  <filename>                                                                    List all the CEC devices
cmpgmac                  <filename>                                                                    Read MCU Flash ROM and compare with <filename>.
Press 'Enter' to continue, or 'Q' to quit.

proggmac                 <filename>                                                                    Flash GMAC MCU firmware (AI).
savegmac                 <filename>                                                                    Read GMAC MCU firmware (AI) and
                                                                                                       save to <filename>.
                                                                                                       
listgmac                                                                                               List all the GMAC MCU devices
querygmac                [<filename>]                                                                  Display GMAC MCU firmware (AI) version
                                                                                                       (if no filename, acts on GMAC MCU device).
                                                                                                       
listgpuled                                                                                             List all the GPU LED Lighting MCUs.
proggpuled               <filename>                                                                    Flash GPU LED Lighting MCU firmware (AI).
querygpuled              <filename>                                                                    Display GPU LED Lighting MCU FW (AI) version
                                                                                                       (if no filename, acts on GPU LED Lighting MCU).
                                                                                                       
savegpuled               <filename>                                                                    Read GPU LED Lighting MCU firmware (AI)
                                                                                                       and save to <filename>.
                                                                                                       
rdciegpuled              <filename>                                                                    Read CIE data from GPU LED Lighting MCUand save to <filename>.
wrciegpuled              <filename>                                                                    Write CIE data to GPU LED Lighting MCU.
calibrategpuled          [millisecond]                                                                 Calibrate GPU LED clock tick.
listbridgeled                                                                                          List all the bridge LED Lighting MCUs.
progbridgeled            <filename>                                                                    Flash bridge LED Lighting MCU firmware (AI).
Press 'Enter' to continue, or 'Q' to quit.

querybridgeled           <filename>                                                                    Display bridge LED Lighting MCU FW (AI) version
                                                                                                       (if no filename, acts on LED Lighting MCU).
                                                                                                       
savebridgeled            <filename>                                                                    Read GPU LED Lighting MCU firmware (AI)
                                                                                                       and save to <filename>.
                                                                                                       
wrpersrgb                <R1>:<G1>:<B1>:<R2>:<G2>:<B2>                                                 Write persistent-RGB color in hex to MCU.
rdciebridgeled           <filename>                                                                    Read CIE data from bridge LED Lighting MCU
                                                                                                       and save to <filename>.
wrciebridgeled           <filename>                                                                    Write CIE data to bridge LED Lighting MCU.
calibratebridgeled       [millisecond]                                                                 Calibrate bridge LED clock tick.
rdbridgeid               <filename>                                                                    Read bridge ID ROM data from bridge board
                                                                                                       and save to <filename>.
wrbridgeid               <filename>                                                                    Write bridge ID ROM data to bridge board.
buildinfo                                                                                              Display tool building information.
display                d [bytes]                                                                       Display 256 the first bytes of the EEPROM
                                                                                                       (default is 256 bytes).
                                                                                                       
offset                   [start]                                                                       Used with display to change the start address to offset in Hex. Ex- 0x10
                                                                                                       
string                                                                                                 Display only the ASCII values of the EEPROM
                                                                                                       
createlic                                                                                              Create the License placeholder.
Press 'Enter' to continue, or 'Q' to quit.

updateuefi             u <filename>                                                                    Update only the UEFI portion of the ROM 
                                                                                                       image from <filename>.
                                                                                                       
updatexusb               <filename>                                                                    Update only the XUSB portion of the ROM 
                                                                                                       image from <filename>.
                                                                                                       
fullrecovery             [foldername]                                                                  Auto full recovery ROM from the backups.
romout                   <filename>                                                                    Write ROM to file instead of physical ROM.
setmig                   <enable|disable>                                                              Enable or disable MIG mode
setecc                   <enable|disable>                                                              Enable or disable ECC mode
gpumode                  [mode name]                                                                   Set the GPU mode.< Argument usage:
   Mode name : physical_display_enabled_256MB_bar1
               physical_display_disabled
               physical_display_enabled_8GB_bar1
                                                                                                       
listgpumodes                                                                                           List the GPU mode of all NVIDIA adapters in the system.
addpp                    <policy> attr V                                                               Add a power policy. See '--help pp' for more details.
delpp                    <policy> attr                                                                 Delete a power policy. See '--help pp' for more details.
listpp                                                                                                 List all current power policies. See '--help pp' for more details.
addtgpapp                <profileId> fbRailPwrmW otherRailPwrmW firstWorkloadParam secondWorkloadParam Add a TGP app profile. See '--help app' for more details.
delapp                   <profileId>                                                                   Delete an app profile. See '--help app' for more details.
listapp                                                                                                List all current app profiles. See '--help app' for more details.
flashinforom             <filename>                                                                    Flash InfoROM with data from <filename>.
Press 'Enter' to continue, or 'Q' to quit.

backupinforom                                                                                          Backup InfoROM data to the embedded recovery
                                                                                                       image.
                                                                                                       
recoverinforom         R                                                                               Restore InfoROM from embedded recovery image.
licflash                 <filename>                                                                    Flash a license file.
lichelp                                                                                                Display help screen for license operations.
rdhlk                    <filename>                                                                    Read HULK license file object to file.
wrhlk                    <filename>                                                                    Install unlock license into EEPROM.
rdoem                    <filename>                                                                    Read OEM object to <filename>.
wroem                    <filename>                                                                    Write OEM object from <filename> to Inforom.
rdulf                    <filename>                                                                    Read uGPU license file object to file.
wrulf                    <filename>                                                                    Write uGPU license file object from file to Inforom.
rdupr                    <filename>                                                                    Read uGPU Personality Request object to file.
wrupr                    <filename>                                                                    Write uGPU Personality Request from file to Inforom.
rdobd                    <filename> [csv]                                                              Read OBD object to <filename> with optional csv format.
rmhlk                                                                                                  Erase contents of the HULK object
elsessionstart           <limit>                                                                       Start an erase ledger session
elsessionquery                                                                                         Query erase ledger session
elsessionclear                                                                                         Clear erase ledger session
overrideaddrid                                                                                         Allow the addressing ID mismatch
                                                                                                       
overridesysid                                                                                          Allow the system ID mismatch
                                                                                                       
overriderefdes                                                                                         Allow the reference designator mismatch
                                                                                                       
Press 'Enter' to continue, or 'Q' to quit.

skipmcuidchecks                                                                                        Allow to skip the IDs mismatch when flash MCU to an non-generic image.
offsysbridgefilter                                                                                     Turn off system bridge device filtering.
offnvlinkswfilter                                                                                      Turn off nvlink switch device filtering
outfilepath              <output path>                                                                 Specify the location where the output file
                                                                                                       should be saved. Works only with commands
                                                                                                       '--gpumode' and '--listgpumodes'.
mergeinforom                                                                                           Merge InfoROM block if required.
force_preserve_inforom                                                                                 Force preserve InfoROM block from the existing firmware
bpaligninforom                                                                                         Align InfoROM on a block protection boundary.
reboot                 y                                                                               Reboot the PC after other tasks completed.
filterdevid            f <value>[,<mask>]                                                              Filter device list by device ID and optional
                                                                                                       mask.
                                                                                                       
reversefilterid        U <value>                                                                       Remove item from the device ID list if
                                                                                                       specified device ID is matched.
                                                                                                       
upgradeonly                                                                                            Only allow upgrading of firmware based on
                                                                                                       version.
                                                                                                       
nodowngrade                                                                                            Allow sidegrading and upgrading of firmware version.
allowdowngrade                                                                                         Permit a downgrade of firmware 
                                                                                                       if it defaults not permit a downgrade of firmware
Press 'Enter' to continue, or 'Q' to quit.

overridesub            6                                                                               Allow firmware and adapter PCI subsystem ID
                                                                                                       mismatch.
                                                                                                       
index                  i <index>                                                                       Force a specific device index.
pcisegbus              B [<seg#>:]<bus#>:                                                              Select a specific device by using a specified
                                                                                                       segment# and bus#. The following format
                                                                                                       is allowed, <seg#>:<bus#>:<dev#>.<func#>.
                                                                                                       All numbers are hexadecimal. The segment#
                                                                                                       can be optional, and has a default value(0)
                                                                                                       if no input value.The dev# and the func# 
                                                                                                       can be omitted for the --pcisegbus command.
auto                   A                                                                               When possible, execute the specified command
                                                                                                       without user intervention.
silence                s                                                                               Silence all audio beeps.
beep                   !                                                                               Beep to signal updating progress.
nolight                l                                                                               Do not light keyboard LEDs.
override               o <level>                                                                       Override safety check level:
   default  unknown EEPROM | NV adapter aborts application.
   level=1  unknown EEPROM acceptable for read operations.
   level=2  unknown NV adapter acceptable for read operations.
   level=3  Combined effect of 1,2 (cannot write to unknown EEPROM or adapter).
                                                                                                       
log                    L <log file>                                                                    Create a log file in truncat mode ( or add option --append in append mode )
nopowerchk             p                                                                               Skip power level check.
offswdriver            S                                                                               Turn off automatic switch driver state.
Press 'Enter' to continue, or 'Q' to quit.

append                                                                                                 Write log file in append mode.
guidcheck                <GUID>                                                                        Check if Build GUID match with VBIOS image
                                                                                                       before proceeding.
fullbackup               [foldername]                                                                  Backup the existing ROM from display
                                                                                                       adapter prior to flash.
ignoreinforom                                                                                          Ignore InfoROM operation.
ignorebootblock                                                                                        Ignore bootblock operation.
gmacinvalid                                                                                            Allow to flash the invalid data to MCU.
json                   J                                                                               Display Json format data
matchversion                                                                                           Match exact VBIOS version string
matchsessionid                                                                                         Match VBIOS session ID

Use a single dash ("-") to use the single letter version of a command.
Use a double dash ("--") to use the longer descriptive version of a command.
Use equals ("=") to specify parameters, with separating commas (",").

-- Sample Usage --
nvflash --index=1 nv30nz.rom
Press 'Enter' to continue, or 'Q' to quit.

-- Supported EEPROM's --
Atmel      AT24CM02 2048Kx1S     1.7-5.5V, 256B page,  4k blk, ID=(00,10F5)
   ST      STM24C02    2Kx1S     1.7-5.5V,   8B page,  0k blk, ID=(00,FFFF)
  AMD    AM29LV001B  128Kx8         2.7vV,   1B page, 16k blk, ID=(01,006D)
  AMD     AM29LV010  128Kx8         2.7vV,   1B page, 16k blk, ID=(01,006E)
  AMD    AM29LV001T  128Kx8         2.7vV,   1B page, 16k blk, ID=(01,00ED)
   CY     S25FS064S 65536Kx1S   1.65-1.95V, 256B page, 64k blk, ID=(01,0217)
   CY     S25FL208K 8192Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(01,4014)
Atmel      AT49F512   64Kx8  5.0,3.0,2.7V,   1B page,  0k blk, ID=(1F,0003)
Atmel     AT49F001T  128Kx8          5.0V,   1B page,  0k blk, ID=(1F,0004)
Atmel      AT49F001  128Kx8          5.0V,   1B page,  0k blk, ID=(1F,0005)
Atmel  AT49BV/LV010  128Kx8      2.7-3.6V,   1B page,  0k blk, ID=(1F,0017)
Atmel AT29LV/BV010A  128Kx8          3.0V, 128B page,  0k blk, ID=(1F,0035)
Atmel     AT29LV512   64Kx8          3.0V, 128B page,  0k blk, ID=(1F,003D)
Atmel     AT25F1024 1024Kx1S     2.7-3.6V, 256B page, 32k blk, ID=(1F,0040)
Atmel      AT29C512   64Kx8          5.0V, 128B page,  0k blk, ID=(1F,005D)
Atmel     AT25F1024 1024Kx1S     2.7-3.6V, 256B page, 32k blk, ID=(1F,0060)
Atmel     AT25F2048 2048Kx1S     2.7-3.6V, 256B page, 64k blk, ID=(1F,0063)
Atmel      AT25F512  512Kx1S     2.7-3.6V, 128B page, 32k blk, ID=(1F,0065)
Atmel      AT49F010  128Kx8          5.0V,   1B page,  0k blk, ID=(1F,0087)
Atmel     AT29C010A  128Kx8          5.0V, 128B page,  0k blk, ID=(1F,00D5)
Atmel     AT25DF021 2048Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(1F,4300)
Adest    AT25DF021A 2048Kx1S    1.65-3.6V, 256B page,  4k blk, ID=(1F,4301)
Press 'Enter' to continue, or 'Q' to quit.

Atmel     AT25DF041 4096Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(1F,4401)
Adest    AT25DF041B 4096Kx1S    1.65-3.6V, 256B page,  4k blk, ID=(1F,4402)
Adest     AT25DL081 8192Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(1F,4502)
Adest     AT25DF161 16384Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(1F,4602)
Atmel     AT25FS010 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(1F,6601)
Atmel     AT25SF041 4096Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(1F,8401)
   ST        M25P05  512Kx1S     2.7-3.6V, 128B page, 32k blk, ID=(20,0005)
   ST        M25P10 1024Kx1S     2.7-3.6V, 128B page, 32k blk, ID=(20,0010)
   ST      M29W512B   64Kx8      2.7-3.6V,   1B page,  0k blk, ID=(20,0027)
  Num      M25P10-A 1024Kx1S     2.3-3.6V, 256B page, 32k blk, ID=(20,2011)
  Num        M25P20 2048Kx1S     2.3-3.6V, 256B page, 64k blk, ID=(20,2012)
   MU   N25Q016A11E 16384Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(20,BB15)
 AMIC       A25L512  512Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(37,3010)
 AMIC       A25L010 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(37,3011)
 AMIC       A25L020 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(37,3012)
 AMIC       A25L040 4096Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(37,3013)
   ST      M95256-D  256Kx1S     1.7-5.5V,  64B page,  4k blk, ID=(47,8725)
uChip      25AA320A    4Kx8S     1.8-5.5V,  32B page,  0k blk, ID=(47,8747)
   MX   MX25U12835F 1024Kx1S   1.65-2.05V, 256B page,  4k blk, ID=(47,8800)
   MX   MX25U12835F 8192Kx1S   1.65-2.05V, 256B page,  4k blk, ID=(47,8801)
   ON CAT25256-512/STM95512  256Kx1S     1.8-5.5V,  64B page,  4k blk, ID=(47,9700)
 XLNX XCF128XFTG64C 8192Kx16 9.5,8.5,2.0,1.7V,   8B page, 128k blk, ID=(49,016B)
 Tenx      ICE25P05  512Kx1S     2.7-3.6V, 128B page, 32k blk, ID=(5E,0001)
  PMC     Pm25LD512  512Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(7F,9D20)
Press 'Enter' to continue, or 'Q' to quit.

  PMC     Pm25LD010 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(7F,9D21)
  PMC     Pm25LD020 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(7F,9D22)
  PMC     Pm25LQ020 2048Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(7F,9D42)
  PMC     Pm25LQ040 4096Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(7F,9D43)
  PMC     Pm25LV020 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(7F,9D7D)
  PMC     Pm25LV040 4096Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(7F,9D7E)
 PUYA       P25Q40L 4096Kx1S      1.65-2V, 256B page,  4k blk, ID=(85,6013)
 PUYA       P25Q80L 8192Kx1S      1.65-2V, 256B page,  4k blk, ID=(85,6014)
 PUYA       P25Q16L 16384Kx1S      1.65-2V, 256B page,  4k blk, ID=(85,6015)
  PMC     Pm39LV512   64Kx8      3.0-3.6V,   1B page,  4k blk, ID=(9D,001B)
  PMC     Pm39LV010  128Kx8      3.0-3.6V,   1B page,  4k blk, ID=(9D,001C)
  PMC     Pm25LV512  512Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(9D,007B)
  PMC     Pm25LV010 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(9D,007C)
 ISSI     IS25WQ020 2048Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(9D,1152)
 ISSI     IS25WQ040 4096Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(9D,1253)
 ISSI     IS25WP080 8192Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(9D,7014)
 ISSI    IS25WP016D 16384Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(9D,7015)
   FM       FM25F02 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(A1,3112)
   FM       FM25F04 4096Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(A1,3113)
  SST    SST29EE010  128Kx8          5.0V, 128B page,  0k blk, ID=(BF,0007)
  SST SST29LE/VE010  128Kx8      2.9,2.7V, 128B page,  0k blk, ID=(BF,0008)
  SST SST29LE/VE512   64Kx8      2.9,2.7V, 128B page,  0k blk, ID=(BF,003D)
  SST    SST45VF010 1024Kx1S     3.0-3.6V,   1B page,  4k blk, ID=(BF,0042)
  SST    SST25LF020 2048Kx1S     3.0-3.6V, 256B page,  4k blk, ID=(BF,0043)
Press 'Enter' to continue, or 'Q' to quit.

  SST    SST25LF040 4096Kx1S     3.0-3.6V, 256B page,  4k blk, ID=(BF,0044)
  SST    SST25VF512  512Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(BF,0048)
  SST    SST25VF010 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(BF,0049)
  SST    SST29EE512   64Kx8          5.0V, 128B page,  0k blk, ID=(BF,005D)
  SST    SST39SF010  128Kx8          5.0V,   1B page,  4k blk, ID=(BF,00B5)
  SST    SST39VF512   64Kx8      2.7-3.6V,   1B page,  4k blk, ID=(BF,00D4)
  SST    SST39VF010  128Kx8      2.7-3.6V,   1B page,  4k blk, ID=(BF,00D5)
  SST   SST25VF020B 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(BF,258C)
uChip   SST26WF080B 8192Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(BF,2658)
   MX     MX29F001T  128Kx8          5.0V,   1B page,  0k blk, ID=(C2,0018)
   MX     MX29F001B  128Kx8          5.0V,   1B page,  0k blk, ID=(C2,0019)
   MX      MX25L512  512Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C2,2010)
   MX     MX25L1005 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C2,2011)
   MX     MX25L2005 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C2,2012)
   MX    MX25L4005A 4096Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C2,2013)
   MX    MX25L8073E 8192Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C2,2014)
   MX    MX25U2033E 2048Kx1S    1.65-2.0V, 256B page,  4k blk, ID=(C2,2532)
   MX    MX25U4033E 4096Kx1S    1.65-2.0V, 256B page,  4k blk, ID=(C2,2533)
   MX MX25U8033E-MX25U8035F 8192Kx1S    1.65-2.0V, 256B page,  4k blk, ID=(C2,2534)
   MX    MX25U1635F 16384Kx1S    1.65-2.0V, 256B page,  4k blk, ID=(C2,2535)
   GD      GD25Q512  512Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C8,4010)
   GD       GD25Q10 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C8,4011)
   GD       GD25Q20 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C8,4012)
   GD       GD25Q40 4096Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(C8,4013)
Press 'Enter' to continue, or 'Q' to quit.

   GD     GD25LQ20B 2048Kx1S   1.65-2.00V, 256B page,  4k blk, ID=(C8,6012)
   GD     GD25LQ40B 4096Kx1S   1.65-2.00V, 256B page,  4k blk, ID=(C8,6013)
   GD     GD25LQ80B 8192Kx1S   1.65-2.00V, 256B page,  4k blk, ID=(C8,6014)
WBond       W39L010  128Kx8          3.3V,   1B page,  4k blk, ID=(DA,0031)
WBond       W39L512   64Kx8          3.3V,   1B page,  4k blk, ID=(DA,0038)
WBond      W29C011A  128Kx8          5.0V, 128B page,  0k blk, ID=(DA,00C1)
WBond      W29EE512   64Kx8          5.0V, 128B page,  0k blk, ID=(DA,00C8)
WBond      W25X05CL  512Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(EF,3010)
WBond       W25X10A 1024Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(EF,3011)
WBond       W25X20A 2048Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(EF,3012)
WBond       W25X40A 4096Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(EF,3013)
WBond       W25X80A 8192Kx1S     2.7-3.6V, 256B page,  4k blk, ID=(EF,3014)
WBond      W25Q80BV 8192Kx1S     2.3-3.6V, 256B page,  4k blk, ID=(EF,4014)
WBond      W25Q20EW 2048Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(EF,6012)
WBond      W25Q40EW 4096Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(EF,6013)
WBond      W25Q80EW 8192Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(EF,6014)
WBond   W25Q16FW/JW 16384Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(EF,6015)
WBond  W25Q16JWXHIM 16384Kx1S   1.65-1.95V, 256B page,  4k blk, ID=(EF,8015)
-- Sample Usage --

  Create unlock license request file.
  > nvflash --licreq=LicenseRequest.bin USER_FW_MOD

  Install unlock license objects.
  > nvflash --wrhlk=License.hulk

  Flash tweaked firmware.
  > nvflash --license=License.hulk vbios.rom

 ただ、このバージョンは新しいもの。そのせいかネット上にある古いバージョンのコマンドと一致せずに困惑する。

 そこで、ネットの情報にあるような古いバージョンを探した。

 dynabook で ESC+Ctrl+電源入 する。その後、USBケーブル(typeA-miniB)で接続する。acerで以下コマンドを実行する。

$ sudo nvflash --bl /usr/lib/nvflash/fastboot.bin --sync
Nvflash started
USB device not found

 エラー。USB device not foundになる。なんでや!